In the final part of their series, the speaker reflects on God's promise to live among His people and the three stages of "it is done": the guarantee of salvation at the cross, the sealing of the righteous and wicked's destinies, and the ultimate eradication of Satan, sin, and sinners. They express anticipation for a future free from suffering and the reunion with lost loved ones.

The speaker underscores that the crucifixion was not just a personal sacrifice but a comprehensive plan for the permanent removal of Satan and sin. They urge listeners to maintain their faith, regardless of their circumstances, and to spread their faith to others. They commend the richness and depth of their theology, grounded in the Word of God, and the eternal study of Christ's actions. The talk concludes with a prayer, thanking God for His patience and His promise of a sin-free, death-free, and pain-free world.